身長 -647.8 cm の偏差値は年齢別に以下のようになります。

年齢	男性の場合の偏差値	女性の場合の偏差値
6	-1479.16	-1489.82
7	-1513.47	-1464.8
8	-1397.61	-1337.32
9	-1335.35	-1224.58
10	-1278.68	-1133.3
11	-1060.43	-1145.58
12	-965.85	-1280.88
13	-1024.35	-1521.15
14	-1160.07	-1488.41
15	-1364.92	-1457.28
16	-1362.68	-1427.63
17	-1369.08	-1455.66
18	-1425.53	-1450.61
19	-1405.38	-1399.69
20	-1413.32	-1410.36
21	-1421.35	-1421.2
22	-1429.48	-1432.19
23	-1432.26	-1435.01
24	-1437.75	-1440.59
25	-1440.56	-1443.43
26	-1446.11	-1449.07
27	-1451.72	-1451.96
28	-1440.8	-1457.63
29	-1430.04	-1460.52
30	-1422.06	-1466.28
31	-1411.59	-1472.08
32	-1401.24	-1475.01
33	-1411.48	-1475.09
34	-1419.23	-1475.16
35	-1429.73	-1475.24
36	-1437.68	-1475.29
37	-1448.45	-1475.37
38	-1437.46	-1480.89
39	-1429.3	-1489.37
40	-1418.58	-1495.0
41	-1408.02	-1503.64
42	-1400.18	-1509.36
43	-1410.18	-1524.26
44	-1417.69	-1536.32
45	-1427.94	-1548.55
46	-1435.64	-1564.23
47	-1446.16	-1576.93
48	-1445.9	-1573.43
49	-1445.67	-1569.96
50	-1448.15	-1566.49
51	-1447.89	-1563.05
52	-1447.66	-1556.39
53	-1458.08	-1558.92
54	-1468.68	-1558.22
55	-1479.44	-1557.54
56	-1490.34	-1556.84
57	-1498.48	-1556.16
58	-1477.49	-1552.42
59	-1454.28	-1548.67
60	-1434.44	-1544.95
61	-1412.46	-1541.25
62	-1391.12	-1540.69
63	-1390.48	-1543.28
64	-1387.31	-1545.9
65	-1386.68	-1548.5
66	-1383.53	-1551.12
67	-1380.37	-1553.75
68	-1382.5	-1553.21
69	-1382.1	-1552.67
70	-1381.71	-1548.92
71	-1381.31	-1548.38
72	-1380.92	-1547.82
73	-1375.41	-1312.76
74	-1367.47	-1136.09
75	-1362.06	-1001.25
76	-1354.25	-893.86
77	-1346.53	-806.31

前後の身長

-648.8 cm

-646.8 cm